<template>
  <div class='login-wrap'>
    <div class='ms-login'>
      <div class='ms-title'>图书借阅</div>
      <el-form :model='form' :rules='rules' ref='login' label-width='0px' class='ms-content'>
        <el-form-item prop='title'>
          <el-input v-model='form.userAccount' placeholder='请输入账号'>
            <el-button slot='prepend' icon='el-icon-user'></el-button>
          </el-input>
        </el-form-item>
        <el-form-item prop='content'>
          <el-input
              type='password'
              placeholder='请输入密码'
              v-model='form.userPassword'
              @keyup.enter.native='submitForm()'
          >
            <el-button slot='prepend' icon='el-icon-lock'></el-button>
          </el-input>
        </el-form-item>
        <div class='login-btn'>
          <el-button type='primary' @click='submitForm()'>登录</el-button>
        </div>
      </el-form>
    </div>
  </div>
</template>

<script>


import {userLogin} from "@/api/user";

export default {
  name: "userLogin",
  data: function () {
    return {
      form: {
        userAccount: '',
        userPassword: ''
      },
      rules: {
        userAccount: [{required: true, message: '请输入账号', trigger: 'blur'}],
        userPassword: [{required: true, message: '请输入密码', trigger: 'blur'}]
      }
    };
  },
  methods: {
    submitForm() {
      this.$refs.login.validate(valid => {
        if (valid) {
          userLogin(this.form).then((res) => {
            if (res.data != null) {
              this.$message.success('登录成功');
              localStorage.setItem('userName', res.data.userName);
              this.$router.push('/');
            } else {
              this.$message.error('登录失败，账号或密码错误');
              return false;
            }
          }).catch(e => {
            this.$message.error('登录失败，账号或密码错误', e);
          });
        } else {
          this.$message.error('请输入账号和密码');
          return false;
        }
      });
    }
  }
};
</script>

<style scoped>
.login-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  background-size: 100%;
}

.ms-title {
  width: 100%;
  line-height: 50px;
  text-align: center;
  font-size: 20px;
  color: black;
}

.ms-login {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 350px;
  margin: -190px 0 0 -175px;
  border-radius: 5px;
  overflow: hidden;
}

.ms-content {
  padding: 30px 30px;
}

.login-btn {
  text-align: center;
}

.login-btn button {
  width: 100%;
  height: 36px;
  margin-bottom: 10px;
}
</style>
